Home / 5,630.22-7,769.58-3,392.10

Finding the Fourth Proportional to 5,630.22, 7,769.58 and 3,392.10

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Solution

The fourth proportional to 5,630.22, 7,769.58 and 3,392.10 is: 4,681.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,630.22 : 7,769.58 = 3,392.10 : x
  2. Step 2: Convert to fraction form
    5,630.22/7,769.58 = 3,392.10/x
  3. Step 3: Cross multiply
    5,630.22x = 7,769.58 × 3,392.10
  4. Step 4: Simplify right side
    5,630.22x = 26,355,192.32
  5. Step 5: Solve for x
    x = 26,355,192.32/5,630.22
  6. Step 6: Final answer
    x = 4,681.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.